Nielsen Hayden genealogy
Gwenllian ferch Rhys ap Llywelyn Eurdorchog
Generation: 1
Generation: 3
Generation: 4
1. Gwenllian ferch Rhys ap Llywelyn Eurdorchog (daughter of Rhys ap Llywelyn Eurdorchog). Family/Spouse: Ithel ab Einudd ap Morien ap Morgeneu. Ithel (son of Einudd ap Morien ap Morgeneu ab Elystan ap Gwaithfoed) was born about 1100. [Group Sheet] [Family Chart]
Children:
2. Rhys ap Llywelyn Eurdorchog (son of Llywelyn Eurdorchog ap Coel ap Gweirydd and Efa ferch Bleddyn ap Cynfyn). Children:
Generation: 3
4. Llywelyn Eurdorchog ap Coel ap Gweirydd was born about 1030. Llywelyn married Efa ferch Bleddyn ap Cynfyn. [Group Sheet] [Family Chart]
5. Efa ferch Bleddyn ap Cynfyn (daughter of Bleddyn ap Cynfyn, King of Gwynedd & Powys and (Unknown wife of Bleddyn ap Cynfyn)). Children:
Generation: 4
10. Bleddyn ap Cynfyn, King of Gwynedd & Powys (son of Cynfyn ap Gwerystan and Angharad ferch Maredudd); died in 1075. Bleddyn married (Unknown wife of Bleddyn ap Cynfyn). [Group Sheet] [Family Chart]
11. (Unknown wife of Bleddyn ap Cynfyn) Children: